You are the daughter of the one and only Tony Stark and Christmas is just around the corner! You get to spend all Christmas break with the Avengers and your crush Peter Parker.
While Arthur and Merlin are out hunting Merlin gets turned into a toddler. And Arthur has to take care of him. Fun!
The Knights of Camelot think Merlin is an idiot. A talentless idiot. But they never cease to be amazed when Merlin proves them wrong.